Henry is 3 times older than julia. rhianna is 1/2 as old as julia. what formula shows the relationship between henry and rhianna's ages?

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29-12-2016
Mathematics

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Henry is 3 times older than julia. rhianna is 1/2 as old as julia. what formula shows the relationship between henry and rhianna's ages?

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apologiabiology apologiabiology · Answer 1 · 2016-12-29T08:50:29+01:00

apologiabiology apologiabiology

29-12-2016

h=henry's age
j=julia's age
r=rhianna's age

h is 3 times of j
h=3j

r is 1/2 times of j
r=(1/2)j or
2r=j

so

h=3j
2r=j
sub 2r for j
h=3(2r)
h=6r

henry's age is 6 times of rhianna's age

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texaschic101 texaschic101 · Answer 2 · 2016-12-29T08:58:59+01:00

texaschic101 texaschic101

29-12-2016

H = 3J......J = H/3
R = 1/2J....J = 2R

H/3 = 2R <===

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